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Effects of Fe2+ chelator on EGCG- and GSE-mediated apical iron uptake in human intestinal Caco-2 cells. BPS (100 μmol/L) was added in the apical compartment containing 10 μmol/L Fe3+(NTA)2 and 46 mg/L EGCG and GSE during 1-h incubation. Values are expressed as means ± SEM, n = 4. Means without a common letter differ, P < 0.05.
